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    <title>Document</title>
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    <script>
        var arr = [33, 44, 55, 88, 1]
        var max = arr[0]
        for (var i = 1; i < arr.length; i++) {
            if (arr[i] > max) {
                max = arr[i]
            }
        }
        console.log('这里面最大的是：' + max);
        var arr = [33, 44, 55, 88, 1]
        var max = arr[0]
        for (var i = 1; i < arr.length; i++) {
            if (arr[i] < max) {
                max = arr[i]
            }
        }
        console.log('这里面最小的是：' + max);
    </script>
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